Multiple Choice
Which is a shared feature of the embryonic development of chicks and placental mammals?
A) Cells migrate through a midline primitive groove during gastrulation.
B) The body of the embryo forms on top of a large yolk mass.
C) The hypoblast forms when cells of the blastodisc break free and form a continuous layer below the blastocoel.
D) Hensen's node forms the neural tube.
E) The hypoblast forms the body of the embryo.
Correct Answer:

Verified
Correct Answer:
Verified
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